| RHRochester Hill Technical Center | Rochester | 100–499 | ◐ LIKELY ACTIVE |
 The Shyft Group | Novi | 20–99 | ◐ LIKELY ACTIVE |
| TTTrailer Tecnologies Holdings LLC | Wixom | 100–499 | ◐ LIKELY ACTIVE |
| TLTransign, LLC | Auburn Hills | — | ◐ LIKELY ACTIVE |
| TITrynex International | Madison Heights | 100–499 | ◐ LIKELY ACTIVE |
| ULUltra-prop LLC | Holly | — | ▲ REPORTED CLOSED |
| VIVehma International | Troy | 20–99 | ◐ LIKELY ACTIVE |
| WRWEBASTO Roof Systems | Rochester Hills | 100–499 | ◐ LIKELY ACTIVE |
| WRWebasto Roof Systems North American Head-Quarters | Auburn Hills | 100–499 | ◐ LIKELY ACTIVE |
| WRWGS Ring Dr Plant | Troy | 1–19 | ◐ LIKELY ACTIVE |
| WIWilliams International, LLC (WL) | Commerce Twp | 20–99 | ◐ LIKELY ACTIVE |
| WWixom | Wixom | 100–499 | ◐ LIKELY ACTIVE |
| FHFaurecia Hydrogen Solutions North America INC | Auburn Hills | — | ◐ LIKELY ACTIVE |
| PCPower Controllers, LLC | Farmington Hills | — | ◐ LIKELY ACTIVE |
| ADAdvanced Defense Vehicle Systems Corporation | Orion | — | ◇ UNVERIFIED |
| 3P3 Point Machine | Southfield | — | ◇ UNVERIFIED |
| AIAir International INC | Auburn Hills | — | ◇ UNVERIFIED |
| ALAlta Lift Truck Services, INC | Wixom | — | ◇ UNVERIFIED |
| AIAnimatronics INC | Auburn Hills | — | ◇ UNVERIFIED |
| AAAnjun America INC | Auburn Hills | — | ◇ UNVERIFIED |
| ALAutomotive Lighting LLC Dba Automotive Lighting Clarkston | Clarkston | — | ◇ UNVERIFIED |
| ANAutoneum North America | Novi | — | ◇ UNVERIFIED |
| AIAxletech International | Troy | — | ◇ UNVERIFIED |
| ATAxle Tech Intl INC | Troy | — | ◇ UNVERIFIED |
| ADAzure Dynamics Corporation | Oak Park | — | ◇ UNVERIFIED |
| BCBecker Cad-cam-cast INC | Wixom | — | ◇ UNVERIFIED |
| BABenteler Automotive Corporation | Auburn Hills | — | ◇ UNVERIFIED |
| BGBlueTech Global, LLC | Bloomfield Hills | — | ◇ UNVERIFIED |
| CLCamaco LLC | Novi | — | ◇ UNVERIFIED |
| CSCapital Stamping & Machine INC | Wixom | — | ◇ UNVERIFIED |
| CACdc America Dba Classic Design Concepts | Wixom | — | ◇ UNVERIFIED |
| CACertus Automotive INC | Auburn Hills | — | ◇ UNVERIFIED |
| CMCkc Motosports L.l.c. | Ortonville | — | ◇ UNVERIFIED |
| CICni INC | Madison Heights | — | ◇ UNVERIFIED |
| CHComer Holdings LLC | Southfield | — | ◇ UNVERIFIED |
| CICommander Innovations, Inc. | Holly | — | ◇ UNVERIFIED |
| CAConstellium Automotive USA LLC | Novi | — | ◇ UNVERIFIED |
| CAContinental Ag | Troy | — | ◇ UNVERIFIED |
| CAContinental Automotive Systems | Auburn Hills | — | ◇ UNVERIFIED |
| CSCooper Standard | Auburn Hills | — | ◇ UNVERIFIED |
| CICosma International of America INC | Troy | — | ◇ UNVERIFIED |
| CMCustomized Manufacturing and Assembly INC | Rochester Hills | — | ◇ UNVERIFIED |
| DWDella Woods Racing Ent | Lake Orion | — | ◇ UNVERIFIED |
| DADelphi Automotive Systems LLC | Auburn Hills | — | ◇ UNVERIFIED |
| DMDiversified Machine INC | Wixom | — | ◇ UNVERIFIED |
| ENEberspaecher North America INC | Novi | — | ◇ UNVERIFIED |
| EIEcheneidae INC Dba Remora | Wixom | — | ◇ UNVERIFIED |
| EOEmbedded One LLC | Farmington | — | ◇ UNVERIFIED |
| FIFauercia Interior Systems INC | Auburn Hills | — | ◇ UNVERIFIED |
| FEFaurecia Emissions Control Technologies USA LLC | Troy | — | ◇ UNVERIFIED |
